Home / 1,395,458.40-2,093,187.60-344,834.40

Finding the Fourth Proportional to 1,395,458.40, 2,093,187.60 and 344,834.40

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Solution

The fourth proportional to 1,395,458.40, 2,093,187.60 and 344,834.40 is: 517,251.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,395,458.40 : 2,093,187.60 = 344,834.40 : x
  2. Step 2: Convert to fraction form
    1,395,458.40/2,093,187.60 = 344,834.40/x
  3. Step 3: Cross multiply
    1,395,458.40x = 2,093,187.60 × 344,834.40
  4. Step 4: Simplify right side
    1,395,458.40x = 721,803,090,133.44
  5. Step 5: Solve for x
    x = 721,803,090,133.44/1,395,458.40
  6. Step 6: Final answer
    x = 517,251.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.